2 * Copyright 2007-2019 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright Nokia 2007-2019
4 * Copyright Siemens AG 2015-2019
6 * Licensed under the Apache License 2.0 (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
12 /* CMP functions for PKIMessage construction */
14 #include "cmp_local.h"
16 /* explicit #includes not strictly needed since implied by the above: */
17 #include <openssl/asn1t.h>
18 #include <openssl/cmp.h>
19 #include <openssl/crmf.h>
20 #include <openssl/err.h>
21 #include <openssl/x509.h>
23 OSSL_CMP_PKIHEADER *OSSL_CMP_MSG_get0_header(const OSSL_CMP_MSG *msg)
26 CMPerr(0, CMP_R_NULL_ARGUMENT);
32 const char *ossl_cmp_bodytype_to_string(int type)
34 static const char *type_names[] = {
35 "IR", "IP", "CR", "CP", "P10CR",
36 "POPDECC", "POPDECR", "KUR", "KUP",
37 "KRR", "KRP", "RR", "RP", "CCR", "CCP",
38 "CKUANN", "CANN", "RANN", "CRLANN", "PKICONF", "NESTED",
39 "GENM", "GENP", "ERROR", "CERTCONF", "POLLREQ", "POLLREP",
42 if (type < 0 || type > OSSL_CMP_PKIBODY_TYPE_MAX)
43 return "illegal body type";
44 return type_names[type];
47 int ossl_cmp_msg_set_bodytype(OSSL_CMP_MSG *msg, int type)
49 if (!ossl_assert(msg != NULL && msg->body != NULL))
52 msg->body->type = type;
56 int ossl_cmp_msg_get_bodytype(const OSSL_CMP_MSG *msg)
58 if (!ossl_assert(msg != NULL && msg->body != NULL))
61 return msg->body->type;
64 /* Add an extension to the referenced extension stack, which may be NULL */
65 static int add1_extension(X509_EXTENSIONS **pexts, int nid, int crit, void *ex)
70 if (!ossl_assert(pexts != NULL)) /* pointer to var must not be NULL */
73 if ((ext = X509V3_EXT_i2d(nid, crit, ex)) == NULL)
76 res = X509v3_add_ext(pexts, ext, 0) != NULL;
77 X509_EXTENSION_free(ext);
81 /* Add a CRL revocation reason code to extension stack, which may be NULL */
82 static int add_crl_reason_extension(X509_EXTENSIONS **pexts, int reason_code)
84 ASN1_ENUMERATED *val = ASN1_ENUMERATED_new();
87 if (val != NULL && ASN1_ENUMERATED_set(val, reason_code))
88 res = add1_extension(pexts, NID_crl_reason, 0 /* non-critical */, val);
89 ASN1_ENUMERATED_free(val);
93 OSSL_CMP_MSG *ossl_cmp_msg_create(OSSL_CMP_CTX *ctx, int bodytype)
95 OSSL_CMP_MSG *msg = NULL;
97 if (!ossl_assert(ctx != NULL))
100 if ((msg = OSSL_CMP_MSG_new()) == NULL)
102 if (!ossl_cmp_hdr_init(ctx, msg->header)
103 || !ossl_cmp_msg_set_bodytype(msg, bodytype))
105 if (ctx->geninfo_ITAVs != NULL
106 && !ossl_cmp_hdr_generalInfo_push1_items(msg->header,
111 case OSSL_CMP_PKIBODY_IR:
112 case OSSL_CMP_PKIBODY_CR:
113 case OSSL_CMP_PKIBODY_KUR:
114 if ((msg->body->value.ir = OSSL_CRMF_MSGS_new()) == NULL)
118 case OSSL_CMP_PKIBODY_P10CR:
119 if (ctx->p10CSR == NULL) {
120 CMPerr(0, CMP_R_ERROR_CREATING_P10CR);
123 if ((msg->body->value.p10cr = X509_REQ_dup(ctx->p10CSR)) == NULL)
127 case OSSL_CMP_PKIBODY_IP:
128 case OSSL_CMP_PKIBODY_CP:
129 case OSSL_CMP_PKIBODY_KUP:
130 if ((msg->body->value.ip = OSSL_CMP_CERTREPMESSAGE_new()) == NULL)
134 case OSSL_CMP_PKIBODY_RR:
135 if ((msg->body->value.rr = sk_OSSL_CMP_REVDETAILS_new_null()) == NULL)
138 case OSSL_CMP_PKIBODY_RP:
139 if ((msg->body->value.rp = OSSL_CMP_REVREPCONTENT_new()) == NULL)
143 case OSSL_CMP_PKIBODY_CERTCONF:
144 if ((msg->body->value.certConf =
145 sk_OSSL_CMP_CERTSTATUS_new_null()) == NULL)
148 case OSSL_CMP_PKIBODY_PKICONF:
149 if ((msg->body->value.pkiconf = ASN1_TYPE_new()) == NULL)
151 ASN1_TYPE_set(msg->body->value.pkiconf, V_ASN1_NULL, NULL);
154 case OSSL_CMP_PKIBODY_POLLREQ:
155 if ((msg->body->value.pollReq = sk_OSSL_CMP_POLLREQ_new_null()) == NULL)
158 case OSSL_CMP_PKIBODY_POLLREP:
159 if ((msg->body->value.pollRep = sk_OSSL_CMP_POLLREP_new_null()) == NULL)
163 case OSSL_CMP_PKIBODY_GENM:
164 case OSSL_CMP_PKIBODY_GENP:
165 if ((msg->body->value.genm = sk_OSSL_CMP_ITAV_new_null()) == NULL)
169 case OSSL_CMP_PKIBODY_ERROR:
170 if ((msg->body->value.error = OSSL_CMP_ERRORMSGCONTENT_new()) == NULL)
175 CMPerr(0, CMP_R_UNEXPECTED_PKIBODY);
180 OSSL_CMP_MSG_free(msg);
184 #define HAS_SAN(ctx) \
185 (sk_GENERAL_NAME_num((ctx)->subjectAltNames) > 0 \
186 || OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) == 1)
188 static X509_NAME *determine_subj(OSSL_CMP_CTX *ctx, X509 *refcert,
191 if (ctx->subjectName != NULL)
192 return ctx->subjectName;
195 && (bodytype == OSSL_CMP_PKIBODY_KUR || !HAS_SAN(ctx)))
197 * For KUR, copy subjectName from reference certificate.
198 * For IR or CR, do the same only if there is no subjectAltName.
200 return X509_get_subject_name(refcert);
205 * Create CRMF certificate request message for IR/CR/KUR
206 * returns a pointer to the OSSL_CRMF_MSG on success, NULL on error
208 static OSSL_CRMF_MSG *crm_new(OSSL_CMP_CTX *ctx, int bodytype,
209 int rid, EVP_PKEY *rkey)
211 OSSL_CRMF_MSG *crm = NULL;
212 X509 *refcert = ctx->oldCert != NULL ? ctx->oldCert : ctx->clCert;
213 /* refcert defaults to current client cert */
214 STACK_OF(GENERAL_NAME) *default_sans = NULL;
215 X509_NAME *subject = determine_subj(ctx, refcert, bodytype);
216 int crit = ctx->setSubjectAltNameCritical || subject == NULL;
217 /* RFC5280: subjectAltName MUST be critical if subject is null */
218 X509_EXTENSIONS *exts = NULL;
221 || (bodytype == OSSL_CMP_PKIBODY_KUR && refcert == NULL)) {
222 CMPerr(0, CMP_R_INVALID_ARGS);
225 if ((crm = OSSL_CRMF_MSG_new()) == NULL)
227 if (!OSSL_CRMF_MSG_set_certReqId(crm, rid)
229 * fill certTemplate, corresponding to CertificationRequestInfo
230 * of PKCS#10. The rkey param cannot be NULL so far -
231 * it could be NULL if centralized key creation was supported
233 || !OSSL_CRMF_CERTTEMPLATE_fill(OSSL_CRMF_MSG_get0_tmpl(crm), rkey,
234 subject, ctx->issuer,
237 if (ctx->days != 0) {
238 time_t notBefore, notAfter;
240 notBefore = time(NULL);
241 notAfter = notBefore + 60 * 60 * 24 * ctx->days;
242 if (!OSSL_CRMF_MSG_set_validity(crm, notBefore, notAfter))
247 if (refcert != NULL && !ctx->SubjectAltName_nodefault)
248 default_sans = X509V3_get_d2i(X509_get0_extensions(refcert),
249 NID_subject_alt_name, NULL, NULL);
250 /* exts are copied from ctx to allow reuse */
251 if (ctx->reqExtensions != NULL) {
252 exts = sk_X509_EXTENSION_deep_copy(ctx->reqExtensions,
254 X509_EXTENSION_free);
258 if (sk_GENERAL_NAME_num(ctx->subjectAltNames) > 0
259 && !add1_extension(&exts, NID_subject_alt_name,
260 crit, ctx->subjectAltNames))
262 if (!HAS_SAN(ctx) && default_sans != NULL
263 && !add1_extension(&exts, NID_subject_alt_name, crit, default_sans))
265 if (ctx->policies != NULL
266 && !add1_extension(&exts, NID_certificate_policies,
267 ctx->setPoliciesCritical, ctx->policies))
269 if (!OSSL_CRMF_MSG_set0_extensions(crm, exts))
272 /* end fill certTemplate, now set any controls */
274 /* for KUR, set OldCertId according to D.6 */
275 if (bodytype == OSSL_CMP_PKIBODY_KUR) {
276 OSSL_CRMF_CERTID *cid =
277 OSSL_CRMF_CERTID_gen(X509_get_issuer_name(refcert),
278 X509_get_serialNumber(refcert));
283 ret = OSSL_CRMF_MSG_set1_regCtrl_oldCertID(crm, cid);
284 OSSL_CRMF_CERTID_free(cid);
292 OSSL_CRMF_MSG_free(crm);
296 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
297 sk_GENERAL_NAME_pop_free(default_sans, GENERAL_NAME_free);
301 OSSL_CMP_MSG *ossl_cmp_certReq_new(OSSL_CMP_CTX *ctx, int type, int err_code)
306 OSSL_CRMF_MSG *crm = NULL;
308 if (!ossl_assert(ctx != NULL))
311 rkey = OSSL_CMP_CTX_get0_newPkey(ctx, 0);
314 privkey = OSSL_CMP_CTX_get0_newPkey(ctx, 1);
316 if (type != OSSL_CMP_PKIBODY_IR && type != OSSL_CMP_PKIBODY_CR
317 && type != OSSL_CMP_PKIBODY_KUR && type != OSSL_CMP_PKIBODY_P10CR) {
318 CMPerr(0, CMP_R_INVALID_ARGS);
322 if ((msg = ossl_cmp_msg_create(ctx, type)) == NULL)
326 if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
330 /* For P10CR the content has already been set in OSSL_CMP_MSG_create */
331 if (type != OSSL_CMP_PKIBODY_P10CR) {
332 if (ctx->popoMethod == OSSL_CRMF_POPO_SIGNATURE && privkey == NULL) {
333 CMPerr(0, CMP_R_MISSING_PRIVATE_KEY);
336 if ((crm = crm_new(ctx, type, OSSL_CMP_CERTREQID, rkey)) == NULL
337 || !OSSL_CRMF_MSG_create_popo(crm, privkey, ctx->digest,
339 /* value.ir is same for cr and kur */
340 || !sk_OSSL_CRMF_MSG_push(msg->body->value.ir, crm))
343 /* TODO: here optional 2nd certreqmsg could be pushed to the stack */
346 if (!ossl_cmp_msg_protect(ctx, msg))
353 OSSL_CRMF_MSG_free(crm);
354 OSSL_CMP_MSG_free(msg);
358 OSSL_CMP_MSG *ossl_cmp_certRep_new(OSSL_CMP_CTX *ctx, int bodytype,
359 int certReqId, OSSL_CMP_PKISI *si,
360 X509 *cert, STACK_OF(X509) *chain,
361 STACK_OF(X509) *caPubs, int encrypted,
362 int unprotectedErrors)
364 OSSL_CMP_MSG *msg = NULL;
365 OSSL_CMP_CERTREPMESSAGE *repMsg = NULL;
366 OSSL_CMP_CERTRESPONSE *resp = NULL;
369 if (!ossl_assert(ctx != NULL && si != NULL))
372 if ((msg = ossl_cmp_msg_create(ctx, bodytype)) == NULL)
374 repMsg = msg->body->value.ip; /* value.ip is same for cp and kup */
377 if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
381 if ((resp = OSSL_CMP_CERTRESPONSE_new()) == NULL)
383 OSSL_CMP_PKISI_free(resp->status);
384 if ((resp->status = OSSL_CMP_PKISI_dup(si)) == NULL
385 || !ASN1_INTEGER_set(resp->certReqId, certReqId))
388 status = ossl_cmp_pkisi_get_pkistatus(resp->status);
389 if (status != OSSL_CMP_PKISTATUS_rejection
390 && status != OSSL_CMP_PKISTATUS_waiting && cert != NULL) {
392 CMPerr(0, CMP_R_INVALID_ARGS);
396 if ((resp->certifiedKeyPair = OSSL_CMP_CERTIFIEDKEYPAIR_new())
399 resp->certifiedKeyPair->certOrEncCert->type =
400 OSSL_CMP_CERTORENCCERT_CERTIFICATE;
401 if (!X509_up_ref(cert))
403 resp->certifiedKeyPair->certOrEncCert->value.certificate = cert;
406 if (!sk_OSSL_CMP_CERTRESPONSE_push(repMsg->response, resp))
409 /* TODO: here optional 2nd certrep could be pushed to the stack */
411 if (bodytype == OSSL_CMP_PKIBODY_IP && caPubs != NULL
412 && (repMsg->caPubs = X509_chain_up_ref(caPubs)) == NULL)
415 && !ossl_cmp_sk_X509_add1_certs(msg->extraCerts, chain, 0, 1, 0))
418 if (!unprotectedErrors
419 || ossl_cmp_pkisi_get_pkistatus(si) != OSSL_CMP_PKISTATUS_rejection)
420 if (!ossl_cmp_msg_protect(ctx, msg))
426 CMPerr(0, CMP_R_ERROR_CREATING_CERTREP);
427 OSSL_CMP_CERTRESPONSE_free(resp);
428 OSSL_CMP_MSG_free(msg);
432 OSSL_CMP_MSG *ossl_cmp_rr_new(OSSL_CMP_CTX *ctx)
434 OSSL_CMP_MSG *msg = NULL;
435 OSSL_CMP_REVDETAILS *rd;
437 if (!ossl_assert(ctx != NULL && ctx->oldCert != NULL))
440 if ((rd = OSSL_CMP_REVDETAILS_new()) == NULL)
443 /* Fill the template from the contents of the certificate to be revoked */
444 if (!OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails,
445 NULL /* pubkey would be redundant */,
446 NULL /* subject would be redundant */,
447 X509_get_issuer_name(ctx->oldCert),
448 X509_get_serialNumber(ctx->oldCert)))
451 /* revocation reason code is optional */
452 if (ctx->revocationReason != CRL_REASON_NONE
453 && !add_crl_reason_extension(&rd->crlEntryDetails,
454 ctx->revocationReason))
457 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RR)) == NULL)
460 if (!sk_OSSL_CMP_REVDETAILS_push(msg->body->value.rr, rd))
465 * TODO: the Revocation Passphrase according to section 5.3.19.9 could be
466 * set here if set in ctx
469 if (!ossl_cmp_msg_protect(ctx, msg))
475 CMPerr(0, CMP_R_ERROR_CREATING_RR);
476 OSSL_CMP_MSG_free(msg);
477 OSSL_CMP_REVDETAILS_free(rd);
481 OSSL_CMP_MSG *ossl_cmp_rp_new(OSSL_CMP_CTX *ctx, OSSL_CMP_PKISI *si,
482 OSSL_CRMF_CERTID *cid, int unprot_err)
484 OSSL_CMP_REVREPCONTENT *rep = NULL;
485 OSSL_CMP_PKISI *si1 = NULL;
486 OSSL_CRMF_CERTID *cid_copy = NULL;
487 OSSL_CMP_MSG *msg = NULL;
489 if (!ossl_assert(ctx != NULL && si != NULL && cid != NULL))
492 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RP)) == NULL)
494 rep = msg->body->value.rp;
496 if ((si1 = OSSL_CMP_PKISI_dup(si)) == NULL)
499 if (!sk_OSSL_CMP_PKISI_push(rep->status, si1)) {
500 OSSL_CMP_PKISI_free(si1);
504 if ((rep->revCerts = sk_OSSL_CRMF_CERTID_new_null()) == NULL)
506 if ((cid_copy = OSSL_CRMF_CERTID_dup(cid)) == NULL)
508 if (!sk_OSSL_CRMF_CERTID_push(rep->revCerts, cid_copy)) {
509 OSSL_CRMF_CERTID_free(cid_copy);
514 || ossl_cmp_pkisi_get_pkistatus(si) != OSSL_CMP_PKISTATUS_rejection)
515 if (!ossl_cmp_msg_protect(ctx, msg))
521 CMPerr(0, CMP_R_ERROR_CREATING_RP);
522 OSSL_CMP_MSG_free(msg);
526 OSSL_CMP_MSG *ossl_cmp_pkiconf_new(OSSL_CMP_CTX *ctx)
530 if (!ossl_assert(ctx != NULL))
533 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_PKICONF)) == NULL)
535 if (ossl_cmp_msg_protect(ctx, msg))
539 CMPerr(0, CMP_R_ERROR_CREATING_PKICONF);
540 OSSL_CMP_MSG_free(msg);
544 int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG *msg, OSSL_CMP_ITAV *itav)
548 if (!ossl_assert(msg != NULL && itav != NULL))
551 bodytype = ossl_cmp_msg_get_bodytype(msg);
552 if (bodytype != OSSL_CMP_PKIBODY_GENM
553 && bodytype != OSSL_CMP_PKIBODY_GENP) {
554 CMPerr(0, CMP_R_INVALID_ARGS);
558 /* value.genp has the same structure, so this works for genp as well */
559 return OSSL_CMP_ITAV_push0_stack_item(&msg->body->value.genm, itav);
562 int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
563 STACK_OF(OSSL_CMP_ITAV) *itavs)
566 OSSL_CMP_ITAV *itav = NULL;
568 if (!ossl_assert(msg != NULL))
571 for (i = 0; i < sk_OSSL_CMP_ITAV_num(itavs); i++) {
572 if ((itav = OSSL_CMP_ITAV_dup(sk_OSSL_CMP_ITAV_value(itavs, i))) == NULL)
574 if (!ossl_cmp_msg_gen_push0_ITAV(msg, itav)) {
575 OSSL_CMP_ITAV_free(itav);
583 * Creates a new General Message/Response with an empty itav stack
584 * returns a pointer to the PKIMessage on success, NULL on error
586 static OSSL_CMP_MSG *gen_new(OSSL_CMP_CTX *ctx, int body_type, int err_code)
588 OSSL_CMP_MSG *msg = NULL;
590 if (!ossl_assert(ctx != NULL))
593 if ((msg = ossl_cmp_msg_create(ctx, body_type)) == NULL)
596 if (ctx->genm_ITAVs != NULL
597 && !ossl_cmp_msg_gen_push1_ITAVs(msg, ctx->genm_ITAVs))
600 if (!ossl_cmp_msg_protect(ctx, msg))
607 OSSL_CMP_MSG_free(msg);
611 OSSL_CMP_MSG *ossl_cmp_genm_new(OSSL_CMP_CTX *ctx)
613 return gen_new(ctx, OSSL_CMP_PKIBODY_GENM, CMP_R_ERROR_CREATING_GENM);
616 OSSL_CMP_MSG *ossl_cmp_genp_new(OSSL_CMP_CTX *ctx)
618 return gen_new(ctx, OSSL_CMP_PKIBODY_GENP, CMP_R_ERROR_CREATING_GENP);
621 OSSL_CMP_MSG *ossl_cmp_error_new(OSSL_CMP_CTX *ctx, OSSL_CMP_PKISI *si,
623 OSSL_CMP_PKIFREETEXT *errorDetails,
626 OSSL_CMP_MSG *msg = NULL;
628 if (!ossl_assert(ctx != NULL && si != NULL))
631 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_ERROR)) == NULL)
634 OSSL_CMP_PKISI_free(msg->body->value.error->pKIStatusInfo);
635 if ((msg->body->value.error->pKIStatusInfo = OSSL_CMP_PKISI_dup(si))
638 if (errorCode >= 0) {
639 if ((msg->body->value.error->errorCode = ASN1_INTEGER_new()) == NULL)
641 if (!ASN1_INTEGER_set(msg->body->value.error->errorCode, errorCode))
644 if (errorDetails != NULL)
645 if ((msg->body->value.error->errorDetails =
646 sk_ASN1_UTF8STRING_deep_copy(errorDetails, ASN1_STRING_dup,
647 ASN1_STRING_free)) == NULL)
650 if (!unprotected && !ossl_cmp_msg_protect(ctx, msg))
655 CMPerr(0, CMP_R_ERROR_CREATING_ERROR);
656 OSSL_CMP_MSG_free(msg);
661 * OSSL_CMP_CERTSTATUS_set_certHash() calculates a hash of the certificate,
662 * using the same hash algorithm as is used to create and verify the
663 * certificate signature, and places the hash into the certHash field of a
664 * OSSL_CMP_CERTSTATUS structure. This is used in the certConf message,
665 * for example, to confirm that the certificate was received successfully.
667 int ossl_cmp_certstatus_set_certHash(OSSL_CMP_CERTSTATUS *certStatus,
671 unsigned char hash[EVP_MAX_MD_SIZE];
673 const EVP_MD *md = NULL;
675 if (!ossl_assert(certStatus != NULL && cert != NULL))
679 * select hash algorithm, as stated in Appendix F. Compilable ASN.1 defs:
680 * the hash of the certificate, using the same hash algorithm
681 * as is used to create and verify the certificate signature
683 if (OBJ_find_sigid_algs(X509_get_signature_nid(cert), &md_NID, NULL)
684 && (md = EVP_get_digestbynid(md_NID)) != NULL) {
685 if (!X509_digest(cert, md, hash, &len))
687 if (!ossl_cmp_asn1_octet_string_set1_bytes(&certStatus->certHash, hash,
691 CMPerr(0, CMP_R_UNSUPPORTED_ALGORITHM);
697 CMPerr(0, CMP_R_ERROR_SETTING_CERTHASH);
702 * TODO: handle potential 2nd certificate when signing and encrypting
703 * certificates have been requested/received
705 OSSL_CMP_MSG *ossl_cmp_certConf_new(OSSL_CMP_CTX *ctx, int fail_info,
708 OSSL_CMP_MSG *msg = NULL;
709 OSSL_CMP_CERTSTATUS *certStatus = NULL;
710 OSSL_CMP_PKISI *sinfo;
712 if (!ossl_assert(ctx != NULL && ctx->newCert != NULL))
715 if ((unsigned)fail_info > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
716 CMPerr(0, CMP_R_FAIL_INFO_OUT_OF_RANGE);
720 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_CERTCONF)) == NULL)
723 if ((certStatus = OSSL_CMP_CERTSTATUS_new()) == NULL)
725 /* consume certStatus into msg right away so it gets deallocated with msg */
726 if (!sk_OSSL_CMP_CERTSTATUS_push(msg->body->value.certConf, certStatus))
728 /* set the ID of the certReq */
729 if (!ASN1_INTEGER_set(certStatus->certReqId, OSSL_CMP_CERTREQID))
732 * the hash of the certificate, using the same hash algorithm
733 * as is used to create and verify the certificate signature
735 if (!ossl_cmp_certstatus_set_certHash(certStatus, ctx->newCert))
738 * For any particular CertStatus, omission of the statusInfo field
739 * indicates ACCEPTANCE of the specified certificate. Alternatively,
740 * explicit status details (with respect to acceptance or rejection) MAY
741 * be provided in the statusInfo field, perhaps for auditing purposes at
744 sinfo = fail_info != 0 ?
745 ossl_cmp_statusinfo_new(OSSL_CMP_PKISTATUS_rejection, fail_info, text) :
746 ossl_cmp_statusinfo_new(OSSL_CMP_PKISTATUS_accepted, 0, text);
749 certStatus->statusInfo = sinfo;
751 if (!ossl_cmp_msg_protect(ctx, msg))
757 CMPerr(0, CMP_R_ERROR_CREATING_CERTCONF);
758 OSSL_CMP_MSG_free(msg);
762 OSSL_CMP_MSG *ossl_cmp_pollReq_new(OSSL_CMP_CTX *ctx, int crid)
764 OSSL_CMP_MSG *msg = NULL;
765 OSSL_CMP_POLLREQ *preq = NULL;
767 if (!ossl_assert(ctx != NULL))
770 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREQ)) == NULL)
773 /* TODO: support multiple cert request IDs to poll */
774 if ((preq = OSSL_CMP_POLLREQ_new()) == NULL
775 || !ASN1_INTEGER_set(preq->certReqId, crid)
776 || !sk_OSSL_CMP_POLLREQ_push(msg->body->value.pollReq, preq))
780 if (!ossl_cmp_msg_protect(ctx, msg))
786 CMPerr(0, CMP_R_ERROR_CREATING_POLLREQ);
787 OSSL_CMP_POLLREQ_free(preq);
788 OSSL_CMP_MSG_free(msg);
792 OSSL_CMP_MSG *ossl_cmp_pollRep_new(OSSL_CMP_CTX *ctx, int crid,
796 OSSL_CMP_POLLREP *prep;
798 if (!ossl_assert(ctx != NULL))
801 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREP)) == NULL)
803 if ((prep = OSSL_CMP_POLLREP_new()) == NULL)
805 if (!sk_OSSL_CMP_POLLREP_push(msg->body->value.pollRep, prep))
807 if (!ASN1_INTEGER_set(prep->certReqId, crid))
809 if (!ASN1_INTEGER_set_int64(prep->checkAfter, poll_after))
812 if (!ossl_cmp_msg_protect(ctx, msg))
817 CMPerr(0, CMP_R_ERROR_CREATING_POLLREP);
818 OSSL_CMP_MSG_free(msg);
823 * returns the status field of the RevRepContent with the given
824 * request/sequence id inside a revocation response.
825 * RevRepContent has the revocation statuses in same order as they were sent in
827 * returns NULL on error
830 ossl_cmp_revrepcontent_get_pkistatusinfo(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
832 OSSL_CMP_PKISI *status;
834 if (!ossl_assert(rrep != NULL))
837 if ((status = sk_OSSL_CMP_PKISI_value(rrep->status, rsid)) != NULL)
840 CMPerr(0, CMP_R_PKISTATUSINFO_NOT_FOUND);
845 * returns the CertId field in the revCerts part of the RevRepContent
846 * with the given request/sequence id inside a revocation response.
847 * RevRepContent has the CertIds in same order as they were sent in
849 * returns NULL on error
852 ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
854 OSSL_CRMF_CERTID *cid = NULL;
856 if (!ossl_assert(rrep != NULL))
859 if ((cid = sk_OSSL_CRMF_CERTID_value(rrep->revCerts, rsid)) != NULL)
862 CMPerr(0, CMP_R_CERTID_NOT_FOUND);
866 static int suitable_rid(const ASN1_INTEGER *certReqId, int rid)
873 trid = ossl_cmp_asn1_get_int(certReqId);
876 CMPerr(0, CMP_R_BAD_REQUEST_ID);
882 static void add_expected_rid(int rid)
884 char str[DECIMAL_SIZE(rid) + 1];
886 BIO_snprintf(str, sizeof(str), "%d", rid);
887 ERR_add_error_data(2, "expected certReqId = ", str);
891 * returns a pointer to the PollResponse with the given CertReqId
892 * (or the first one in case -1) inside a PollRepContent
893 * returns NULL on error or if no suitable PollResponse available
896 ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
899 OSSL_CMP_POLLREP *pollRep = NULL;
902 if (!ossl_assert(prc != NULL))
905 for (i = 0; i < sk_OSSL_CMP_POLLREP_num(prc); i++) {
906 pollRep = sk_OSSL_CMP_POLLREP_value(prc, i);
907 if (suitable_rid(pollRep->certReqId, rid))
911 CMPerr(0, CMP_R_CERTRESPONSE_NOT_FOUND);
912 add_expected_rid(rid);
917 * returns a pointer to the CertResponse with the given CertReqId
918 * (or the first one in case -1) inside a CertRepMessage
919 * returns NULL on error or if no suitable CertResponse available
921 OSSL_CMP_CERTRESPONSE *
922 ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crm,
925 OSSL_CMP_CERTRESPONSE *crep = NULL;
928 if (!ossl_assert(crm != NULL && crm->response != NULL))
931 for (i = 0; i < sk_OSSL_CMP_CERTRESPONSE_num(crm->response); i++) {
932 crep = sk_OSSL_CMP_CERTRESPONSE_value(crm->response, i);
933 if (suitable_rid(crep->certReqId, rid))
937 CMPerr(0, CMP_R_CERTRESPONSE_NOT_FOUND);
938 add_expected_rid(rid);
943 * CMP_CERTRESPONSE_get1_certificate() attempts to retrieve the returned
944 * certificate from the given certResponse B<crep>.
945 * Uses the privkey in case of indirect POP from B<ctx>.
946 * Returns a pointer to a copy of the found certificate, or NULL if not found.
948 X509 *ossl_cmp_certresponse_get1_certificate(EVP_PKEY *privkey,
949 const OSSL_CMP_CERTRESPONSE *crep)
951 OSSL_CMP_CERTORENCCERT *coec;
954 if (!ossl_assert(crep != NULL))
957 if (crep->certifiedKeyPair
958 && (coec = crep->certifiedKeyPair->certOrEncCert) != NULL) {
959 switch (coec->type) {
960 case OSSL_CMP_CERTORENCCERT_CERTIFICATE:
961 crt = X509_dup(coec->value.certificate);
963 case OSSL_CMP_CERTORENCCERT_ENCRYPTEDCERT:
964 /* cert encrypted for indirect PoP; RFC 4210, 5.2.8.2 */
965 if (privkey == NULL) {
966 CMPerr(0, CMP_R_MISSING_PRIVATE_KEY);
970 OSSL_CRMF_ENCRYPTEDVALUE_get1_encCert(coec->value.encryptedCert,
974 CMPerr(0, CMP_R_UNKNOWN_CERT_TYPE);
979 CMPerr(0, CMP_R_CERTIFICATE_NOT_FOUND);
983 OSSL_CMP_MSG *ossl_cmp_msg_load(const char *file)
985 OSSL_CMP_MSG *msg = NULL;
988 if (!ossl_assert(file != NULL))
991 if ((bio = BIO_new_file(file, "rb")) == NULL)
993 msg = OSSL_d2i_CMP_MSG_bio(bio, NULL);